Student Notes - Prep Session Topic: Sampling Distributions

122. The random variable X is normally distributed with a mean of 70 and a standard deviation of 10. What is the probability that X is within one standard deviation of the mean? *a. 0.683. b. 0.954. c. 0.271. d. 0.340. e. 0.161. 123. The random variable X is normally distributed with a mean of 70 and a standard deviation … ................
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